20454969728

素因数分解:

$2^7\times {\mathrm{1811}}^1\times {\mathrm{88241}}^1$

素因数の和:90066

約数の個数: 32

約数和(自身を含む): 40773098520

約数和(自身を除く): 20318128792

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 1811, 3622, 7244, 14488, 28976, 57952, 88241, 115904, 176482, 231808, 352964, 705928, 1411856, 2823712, 5647424, 11294848, 159804451, 319608902, 639217804, 1278435608, 2556871216, 5113742432, 10227484864, 20454969728]

約数ペア:

[(1, 20454969728), (2, 10227484864), (4, 5113742432), (8, 2556871216), (16, 1278435608), (32, 639217804), (64, 319608902), (128, 159804451), (1811, 11294848), (3622, 5647424), (7244, 2823712), (14488, 1411856), (28976, 705928), (57952, 352964), (88241, 231808), (115904, 176482)]